Home / 11,530.18-17,287.37-4,134.48

Finding the Fourth Proportional to 11,530.18, 17,287.37 and 4,134.48

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Solution

The fourth proportional to 11,530.18, 17,287.37 and 4,134.48 is: 6,198.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,530.18 : 17,287.37 = 4,134.48 : x
  2. Step 2: Convert to fraction form
    11,530.18/17,287.37 = 4,134.48/x
  3. Step 3: Cross multiply
    11,530.18x = 17,287.37 × 4,134.48
  4. Step 4: Simplify right side
    11,530.18x = 71,474,285.52
  5. Step 5: Solve for x
    x = 71,474,285.52/11,530.18
  6. Step 6: Final answer
    x = 6,198.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.